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CVE Record

CVE-2023-2869: WP-Members Membership <= 3.4.7.3 - Missing Authorization to Settings Update

The WP-Members Membership plugin for WordPress is vulnerable to unauthorized plugin settings update due to a missing capability check on the do_field_reorder function in versions up to, and including, 3.4.7.3. This makes it possible for authenticated attackers with subscriber-level access to reorder form elements on login forms.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2023-2869 lets a logged-in low-privilege WordPress user alter the order of WP-Members Membership login form fields. The documented impact is limited to settings integrity, not data theft or service outage.

Executive priority

Treat as a routine but necessary WordPress plugin update. Escalate priority for public-registration sites or environments where login form integrity is business-critical.

Technical view

WP-Members Membership through 3.4.7.3 missed an authorization capability check in do_field_reorder. Authenticated attackers with subscriber-level access could reorder login form elements. CVSS 3.1 is 4.3, with low privileges required and low integrity impact only.

Likely exposure

Exposure is limited to WordPress sites running WP-Members Membership versions up to and including 3.4.7.3, especially where untrusted users can authenticate as subscribers.

Exploitation context

The bundle does not cite active exploitation, and KEV is false. Abuse requires an authenticated account, so risk rises on sites with public registration or many low-trust users.

Researcher notes

The available evidence supports CWE-862 missing authorization in a settings update path. The cited WordPress changeset is relevant for code review, but the bundle does not provide exploit activity or broader impact evidence.

Mitigation direction

  • Check vendor guidance for the fixed WP-Members Membership release.
  • Upgrade WP-Members Membership from versions 3.4.7.3 or earlier.
  • Limit public subscriber registration where it is not needed.
  • Review plugin settings and form layouts for unexpected changes.
  • Monitor WordPress users with low-privilege accounts for suspicious activity.

Validation and detection

  • Inventory WordPress sites using WP-Members Membership.
  • Confirm installed plugin versions are above 3.4.7.3.
  • Verify low-privilege users cannot change field ordering in staging.
  • Review logs or admin history for unexpected form setting changes.
  • Confirm the deployed code includes an authorization check for field reordering.
Prepared
Confidence
high
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-862: Authorization and privilege behavior lookup

Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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cve · low confidence lookup

CVE-2023-2869 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.3 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
4.3CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

4.3Medium
CVSS 3.1 vector shape for CVE-2023-2869Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
cbutlerjrWP-Members Membership Plugin0unaffected
Weakness

CWE details

CWE-862

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.